use behavior::{Acted, Actions, Base, Delivery, MailAddr, Never, NoBirths, State};
struct Counter(u64);
impl State for Counter {
type Addr = MailAddr;
type Msg = u64;
fn handle(
&mut self,
_from: MailAddr,
message: u64,
) -> Acted<MailAddr, Never, Vec<Delivery<MailAddr, Never>>, NoBirths, Never> {
self.0 += message;
Ok(Actions::cont())
}
}
fn main() {
let _behavior = Base::new(Counter(0));
}